Gas burner



FIG. 1 is a front view of gas burner;

FIG. 2 is a left-side view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a rear view thereof showing the state of removal of a cap of gas burner;

FIG. 8 is a left-side view thereof; and,

FIG. 9 is a perspective view thereof, the broken lines being shown for illustrative purposes and forming no part thereof. 

The ornamental design for gas burner, as shown and described. 